Update README.md
Merge branch 'feature/webui' into develop
debug: for java.net.unknownhostexception
Merge branch 'feature/webui' of https://github.com/xerial/silk into feature/webui

Conflicts:
	silk-cluster/src/main/scala/xerial/silk/cluster/package.scala
Merge pull request #41 from yun2/feature/webui

Feature/webui